Home / 190,914.90-263,491.30-137,377.14

Finding the Fourth Proportional to 190,914.90, 263,491.30 and 137,377.14

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Solution

The fourth proportional to 190,914.90, 263,491.30 and 137,377.14 is: 189,601.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,914.90 : 263,491.30 = 137,377.14 : x
  2. Step 2: Convert to fraction form
    190,914.90/263,491.30 = 137,377.14/x
  3. Step 3: Cross multiply
    190,914.90x = 263,491.30 × 137,377.14
  4. Step 4: Simplify right side
    190,914.90x = 36,197,681,208.88
  5. Step 5: Solve for x
    x = 36,197,681,208.88/190,914.90
  6. Step 6: Final answer
    x = 189,601.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.